21481678

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{1013}}^1$

素因数の和:1499

約数の個数: 16

約数和(自身を含む): 33729696

約数和(自身を除く): 12248018

約数列:

[1, 2, 23, 46, 461, 922, 1013, 2026, 10603, 21206, 23299, 46598, 466993, 933986, 10740839, 21481678]

約数ペア:

[(1, 21481678), (2, 10740839), (23, 933986), (46, 466993), (461, 46598), (922, 23299), (1013, 21206), (2026, 10603)]